Water Heater Buying Guide - Choose the best water heater
India is a tropical country and is known for its extreme weather conditions. Thus, we are well verse with the changing temperatures and are always fully equipped to sustain all climate changes.
Talking about the Indian winters specifically, a lot of people do love the winter season, but we should definitely hand it down to the man who invented water heaters so that we are able to take showers in the cold and chilling weather also. The rattling of teeth and shivering body can only be stopped by a warm, relaxing bath.
While a water heater is considered as one of the most important home appliance,s there are some basic factors that you should consider while buying one for tour office, hostel or house.
How does water heater work ?
Electrical water heaters, basically, work on a simple mechanism. To warm up water, the current is allowed to pass through a certain electrical resistance heating element, which is placed in the middle of the tank. Power is delivered through a thermostat, which controls the water temperature.
Among the major factors to consider before buying a water heater, one of the most important factors is the size of the appliance you want to have.
Required storage capacity
When it comes to water storage, a conventional tank type geyser wins hands down. A big tank water heater has a storage capacity of up to 150 liters and it can rightfully cater to all your kitchen, bathroom, laundry related needs. On the other hand, a tankless water heater is able to supply a few liters of hot water at a time.
The size you buy depends on the number of people living in your home and your peak water usage. A family of four, for instance, might take several showers, run the dishwasher, and wash a load or two of laundry in an average day, totaling more than 350 litres of hot water or more. But that doesn't mean that a household needs that much of a water tank.
Here is a guide to find the right size of water heater your would need:
- Family of 1 to 2 - up to 4.9 L
- Family of 2 to 3 - 5 to 9.9 L
- Family of 3 to 4 - 10 to 19.9 L
- Family of more than 5 members - 20 L and above
Required type of water heater :
Depending on their design and functionality, water heaters can be classified as:
Regular electric water heater (1 to 100 litres)
The most commonly used type of water heater, these function on electricity. These electric water heaters are a broad category that includes all types of geysers starting from a storage capacity of 1 litres and goes upto 100 litres.
Instant water heaters - 1 to 3 litres
Instant water heaters are high powered appliances that heat up water really quickly. This type of water heaters is very compact and is suitable for smaller bathrooms and even kitchens where space is a constraint.
Solar water heaters
As the name suggests, solar water heaters are environment friendly units that fulfill their purpose and also helps us promote sustainability. They convert renewable solar energy into heat by using a solar thermal collector. In such heaters, a roof mounted cell absorbs the sun's heat and transfer it to an antifreeze like fluid in a closed loop system that runs to the water tank.
Gas water heater - LPG geysers
Gas water heaters are the ones that run on liquefied petroleum garg. They get their supply through gas pipeline or cylinders and that are highly energy efficient. They are lighter in weight and are very cost effective too. These water heaters typically use less energy and cost less to run than electric water heaters, although you should note that gal models cost more at the time of purchase.
Immersion heater rods
This aboriginal technology of using heater rods and not an appliance is a convenient and useful method for heating water. Thanks to its compact size, immersion heater rods can be easily accommodated in storing places or cabinets. It is designed for quick heating, consists of a hanging hook, an indicator light for safe operation and also has a water level indicator.
The water heaters are much more energy efficient than the traditional ones. An energy efficient water heater saves your money on electricity bills every month. Before buying a water heater, look for one with a higher energy factor. The cost of tankless water heaters is a little higher than their non energy efficient counterparts but the energy and the savings in the future can makeup for the initial higher price. Thus, its a smart option to go with water heaters which are less power consuming and highly efficient. The energy efficiency of the water heater is indicated by its energy star rating i.e. higher the rating, the higher the energy efficiency of the product.
Who said essential appliances cannot be pretty ? There are a lot of water heaters that do their jobs with utmost efficiency and also upss the look of your bathroom. So while investing in a good water heater, do pay heed to your aesthetic sense too.
A lot of people overlook the damage the water quality can cause to your water heaters. Hard water contains high levels of mineral salts like calcium and magnesium. The minerals present in hard water an cause scaling. Over a period of time, this starts interfering with the efficiency of the water heaters. Thus, it is advised to go for the appliance that best suits your supplied water type.
After sales service
Water heaters are sensitive appliances and must be taken care of and maintained regularly. It is very important to have good after sales service support to repair the geysers in case of damage.